Add additonal tasks

lib/logic/Task.js

 /* eslint-env node */
 
 const schema = require("@colyseus/schema"),
-  Schema = schema.Schema;
+  Schema = schema.Schema,
+  TASKS = [{
+    imageUrl: "images/Brueghel-The_Dutch_Proverbs.jpg",
+    taskDescription: "Suchen Sie nach bildlichen Darstellungen niederländischer Sprichwörter des 16. Jahrhunderts.",
+    taskSource: "Pieter Bruegel the Elder, Netherlandish Proverbs (Oil on oak wood, 1599), Gemäldegalerie, Berlin",
+    duration: 15000,
+  },
+  {
+    imageUrl: "images/Brueghel-The_Fight_Between_Carnival_and_Lent.jpg",
+    taskDescription: "Suchen Sie nach Darstellungen von Personen ohne Kopfbedeckung.",
+    taskSource: "Pieter Bruegel the Elder, The Fight Between Carnival and Lent (Oil on oak wood, 1559), Kunsthistorisches Museum, Vienna",
+    duration: 15000,
+  },
+  {
+    imageUrl: "images/Bruegel-Childrens_Games.jpg.jpg",
+    taskDescription: "Identifizieren Sie unterschiedliche Spiele.",
+    taskSource: "Pieter Bruegel the Elder, Children's Bruegel-Childrens_Games (Oil on oak wood, 1560), Kunsthistorisches Museum, Vienna",
+    duration: 15000,
+  }];
 
 var taskCounter = 0;
 
@@ -16,6 +34,10 @@ class Task extends Schema {
     this.duration = duration;
     this.position = taskCounter;
   }
+
+  static getTasks() {
+    return TASKS;
+  }
 }
 
 schema.defineTypes(Task, {